How far is it from Chongqing to Guiyang?
It's about two_____ride by high﹣speed train.( )
hour
hour's
hours
hours'
Hi,Susan,When is Teachers' Day in China?
It's September 10th.( )
in
on
at
for
Must he sing the song in English?
No,he____.( )
needn't
can't
mustn't
____fine weather we have today!( )
What a
How
What
I wish you a happy National Day!
_____.( )
The same as you
Thank you
The same to you
It's already tens of years____the world's population reached five billion.( )
before
after
since